ordinal numbers

12345678
Across
  1. 2. 10th
  2. 4. 5th
  3. 5. 1st
  4. 6. 7th
Down
  1. 1. 6th
  2. 3. 9th
  3. 4. 4th
  4. 6. 2nd
  5. 7. 8th
  6. 8. 3rd